/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
/*=========================================================================
 *
 *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
 *
 *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
 *
 *  For complete copyright, license and disclaimer of warranty information
 *  please refer to the NOTICE file at the top of the ITK source tree.
 *
 *=========================================================================*/
#ifndef itkChangeLabelImageFilter_hxx
#define itkChangeLabelImageFilter_hxx


namespace itk
{
/**
 *
 */
template <typename TInputImage, typename TOutputImage>
void
ChangeLabelImageFilter<TInputImage, TOutputImage>::SetChange(const InputPixelType &  original,
                                                             const OutputPixelType & result)
{
  const OutputPixelType current = this->GetFunctor().GetChange(original);

  if (current != result)
  {
    this->GetFunctor().SetChange(original, result);
    this->Modified();
  }
}

/**
 *
 */
template <typename TInputImage, typename TOutputImage>
void
ChangeLabelImageFilter<TInputImage, TOutputImage>::SetChangeMap(const ChangeMapType & changeMap)
{
  // If the whole map is being set then we assume that a real change is made
  this->GetFunctor().SetChangeMap(changeMap);
  this->Modified();
}

/**
 *
 */
template <typename TInputImage, typename TOutputImage>
void
ChangeLabelImageFilter<TInputImage, TOutputImage>::ClearChangeMap()
{
  // If the whole map is being set then we assume that a real change is made
  this->GetFunctor().ClearChangeMap();
  this->Modified();
}

/**
 *
 */
template <typename TInputImage, typename TOutputImage>
void
ChangeLabelImageFilter<TInputImage, TOutputImage>::PrintSelf(std::ostream & os, Indent indent) const
{
  Superclass::PrintSelf(os, indent);
  // Maybe should iterate the change map and print it here
}
} // end namespace itk

#endif
